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Table 4 Factor Analysis of Scales

From: The relationship, structure and profiles of schizophrenia measurements: a post-hoc analysis of the baseline measures from a randomized clinical trial

  Functioning Daily Living Depression Psychopathology
QLS     
   Common objects and activities 0.61 0.29 0.04 0.22
   Intrapsychic foundation 0.80 0.24 0.05 0.20
   Interpersonal relations 0.70 0.16 0.15 0.05
   Instrumental role 0.59 0.17 0.04 0.00
MADRS -0.11 0.04 -0.69 -0.08
SOFI     
   Living situation 0.24 0.54 -0.02 0.20
   Instrumental activity of daily living 0.40 0.78 0.01 0.24
   Productive activity 0.48 0.56 0.05 0.14
   Social functioning 0.57 0.54 0.12 0.14
SWN-K     
   Positively worded statements 0.23 0.02 0.22 0.00
   Negatively worded statements -0.08 -0.04 -0.43 0.02
PANSS     
   Negative symptoms -0.37 -0.12 -0.16 -0.40
   Positive symptoms -0.13 -0.05 -0.13 -0.44
   Disorganized thoughts -0.24 -0.10 0.09 -0.94
   Hostility/excitement 0.01 -0.10 -0.17 -0.35
   Anxiety/depression 0.02 0.01 -0.80 -0.16
BACS-SCT -0.02 0.11 -0.06 0.20
  1. Abbreviations: BACS-SCT = Brief Assessment of Cognition in Schizophrenia Symbol Coding Test; MADRS = Montgomery-Asberg Depression Rating Scale; PANSS = Positive and Negative Syndrome Scale; QLS = Quality of Life; SOFI = Schizophrenia Objective Functioning Instrument; SWN-K = Subjective Well-being Under Neuroleptics Short Form.
  2. Bolded text indicates significant loading or cross-loading.